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TS (Single Row Tapered Roller Bearings) (Imperial) 497A-493

TS (Single Row Tapered Roller Bearings) (Imperial) 497A-493

The 497A-493 is a single-row tapered roller bearing with a 3.375″ bore and 5.375″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 34700 lbf radially and 6850 lbf thrust, making it versatile for various applications.

Its open design allows easy lubrication, while the steel cage ensures durability. The bearing operates smoothly in temperatures ranging from -30°C to 110°C, suitable for demanding environments.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for heavy-duty machinery like gearboxes or industrial equipment where combined loads are common.

Weighing 3.3 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

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Product Parameters

  • Part Number 497A-493
  • Brand TFL
  • Interchangeable Timken
  • Size 3.375" x 5.375" x 1.1875"
  • Bore Dia 3.375"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 5.375"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.172"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.875"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.1875"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.25"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 4.43"
  • Cone Backface Backing Diameter 4.13"
  • Cup Frontface Backing Diameter 5.16"
  • Cup Backface Backing Diameter 4.80"
  • Cage Cone Frontface Clearance 0.12"
  • Cage Cone Backface Clearance 0.07"
  • Effective Center Location -0.03"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 497A
  • Cup Part Number 493
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 495
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 34700 lbf
  • Static Radial Load 48600 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 9000 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 6850 lbf
  • Lubrication Required
  • Temperature Range -30° to 110 °C
  • ABEC Rating ABEC-1
  • Radial Clearance Standard (Available in C3/C4/C5)
  • RoHS Compliant
  • REACH Compliant
  • Weight 3.3 lb

Features

What Makes 497A-493 Bearing Suitable for Heavy-Duty Applications?

497A-493 Bearing is built with chrome steel rings and rollers, offering robust performance under combined loads.
Its dynamic radial load capacity reaches 34,700 lbf, making it ideal for demanding industrial uses.
The steel cage ensures proper roller alignment, enhancing durability and reducing friction.
With a temperature range of -30° to 110°C, it performs reliably in varied environments.

How Is 497A-493 Bearing Engineered for Reliability?

497A-493 Bearing features precise tolerances, ensuring smooth operation and long service life.
The tapered roller design distributes loads evenly, minimising wear and tear.
Its standard radial clearance options provide flexibility for different applications.
The open seal type allows for easy lubrication, maintaining optimal performance.

Built for Durability: 497A-493 Bearing

497A-493 Bearing’s chrome steel construction resists wear, even under heavy radial and thrust loads.
The single-row design simplifies installation while maintaining high load capacity.
With an ABEC-1 rating, it balances precision and cost-effectiveness.
Its compatibility with Timken bearings ensures easy replacement and interchangeability.

Steel vs Ceramic Bearings: Strengths of 497A-493 Bearing

497A-493 Bearing uses chrome steel for both rollers and rings, offering excellent strength and durability.
This material choice ensures reliable performance in high-load scenarios without the brittleness of ceramics.
The steel cage further enhances stability, keeping rollers properly spaced.
Its standard lubrication requirement makes maintenance straightforward and cost-effective.

Application

Industrial Uses of 497A-493 Bearing
497A-493 Bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined radial and thrust loads efficiently. The chrome steel construction ensures durability even in demanding environments.

Where Is 497A-493 Bearing Used?
You’ll often find 497A-493 Bearing in industrial gearboxes and power transmission systems, thanks to its robust design and precise inch measurements. It’s a reliable choice for applications requiring consistent performance under heavy loads.

Built for Heavy-Duty Use: 497A-493 Bearing
497A-493 Bearing excels in mining and forestry machinery, where its steel cage and open design withstand harsh conditions. The standard radial clearance makes it versatile for various load requirements.

Automotive vs Aerospace: Applications of 497A-493 Bearing
In automotive applications, 497A-493 Bearing supports axle systems and wheel hubs, while in aerospace, it’s used in auxiliary gearboxes. Its ABEC-1 rating ensures reliable performance across different industries.

Key Fields for 497A-493 Bearing
497A-493 Bearing is ideal for rail and marine applications, where its dynamic load capacity and temperature range suit long-term use. The interchangeable design with Timken bearings adds to its practicality.

Q&A

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